In this brilliant blue spring in Germany, legend has it that a sad mermaid learned to finally laugh.

The real life town from the Pied Piper of Hamelin has a mechanical puppet show that retells the famous story many times a day.

This lurid German fountain plots the sad course of marriage from dating to death.

The last bastion of Roman presence north of the Alps looms over a German town.

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

Bursting forth from a historic German neighborhood, these day-glo palaces are now a bright fixture in the town.

After years of being casually peed on by humans, this tree is peeing back.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

This 600-year-old home seems to defy physics.

The prototype for all Nazi concentration camps.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A small but immensely extravagant palace built by the "Night King."

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

A new kind of theme park for adults off the Las Vegas Strip.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

A former electrical substation is now home to an eccentric junk art masterpiece.

A quirky collection of outsider art made from automobile parts.